feat: 管理端网站监控，浏览量写入独立 monitor.db

请求日志按日 JSONL；page_views 不进主库，避免统计数据撑大 jiang13.db。

Co-authored-by: Cursor <cursoragent@cursor.com>

service/monitor_test.go

@@ -0,0 +1,85 @@
+package service
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestNormalizeCountryCode(t *testing.T) {
+	if normalizeCountryCode("cn") != "CN" {
+		t.Fatal("expected CN")
+	}
+	if normalizeCountryCode("XX") != "" {
+		t.Fatal("XX should be empty")
+	}
+	if normalizeCountryCode("USA") != "" {
+		t.Fatal("USA should be empty")
+	}
+}
+
+func TestShouldSkipDefaults(t *testing.T) {
+	rules := DefaultMonitorExcludeRules()
+	for _, path := range []string{
+		"/health", "/uploads/a.png", "/api/admin/monitor/overview",
+		"/assets/app.js", "/admin", "/admin/dashboard", "/api/me", "/api/site-branding",
+	} {
+		skip := false
+		lower := strings.ToLower(path)
+		for _, rule := range rules {
+			r := strings.ToLower(strings.TrimSpace(rule))
+			if r == "" {
+				continue
+			}
+			if strings.HasPrefix(r, ".") {
+				if strings.HasSuffix(lower, r) {
+					skip = true
+					break
+				}
+				continue
+			}
+			if strings.HasPrefix(lower, r) || lower == strings.TrimSuffix(r, "/") {
+				skip = true
+				break
+			}
+		}
+		if !skip {
+			t.Fatalf("expected skip for %s", path)
+		}
+	}
+}
+
+func TestNormalizePageViewPath(t *testing.T) {
+	cases := []struct {
+		in   string
+		ok   bool
+		want string
+	}{
+		{"/", true, "/"},
+		{"/post/1", true, "/post/1"},
+		{"/post/1?x=1", true, "/post/1?x=1"},
+		{"/admin", false, ""},
+		{"/admin/dashboard", false, ""},
+		{"/login", false, ""},
+		{"/api/posts", false, ""},
+		{"https://evil.com/", false, ""},
+		{"", false, ""},
+	}
+	for _, c := range cases {
+		got, ok := NormalizePageViewPath(c.in)
+		if ok != c.ok || got != c.want {
+			t.Fatalf("NormalizePageViewPath(%q)=(%q,%v) want (%q,%v)", c.in, got, ok, c.want, c.ok)
+		}
+	}
+}
+
+func TestClassifyUA(t *testing.T) {
+	if classifyUA("Mozilla/5.0 Chrome/120", "browser") != "Chrome" {
+		t.Fatal("browser")
+	}
+	if classifyUA("Mozilla/5.0 (Windows NT 10.0)", "os") != "Windows" {
+		t.Fatal("os")
+	}
+	if classifyUA("iPhone", "device") != "Mobile" {
+		t.Fatal("device")
+	}
+}